#!/bin/bash

# MP3-encode something

# Copyright (C) 2003-2006 IBM
# 
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

# Try to find the program on the system
PROGRAM=lame
PROGFILE=`which $PROGRAM 2> /dev/null`

if [ -z "$PROGFILE" ]; then
	PROGFILE=`ls $POUNDER_OPTDIR/$PROGRAM*/frontend/$PROGRAM`
	if [ -z "$PROGFILE" ]; then
		echo "Cannot find $PROGRAM; did you run Install?"
		exit -1
	fi
fi

# Can we set processor affinities?
TASKSET=`which taskset 2> /dev/null`
if [ -z "$TASKSET" ]; then
	TASKSET=`ls $POUNDER_OPTDIR/schedutils*/taskset`
fi

# Attach a process to each CPU
for ((k=0; k < $NR_CPUS; k++))
do
	dd if=/dev/urandom bs=1024k count=200 | "$TASKSET" `echo -en "obase=16\n$((1 << k))\n" | bc` "$PROGFILE" - /dev/null &
done

# Wait for children (even though they won't die...)
wait

# If we don't crash the system, we're ok.
# We actually don't care about the output. (mp3 encoded garbage?)
exit 0
